$dig cname guest1.voipgateway.org

;; QUESTION SECTION:
;guest1.voipgateway.org.                IN      CNAME

;; ANSWER SECTION:
guest1.voipgateway.org. 21600   IN      CNAME   ws1.voipgateway.org.

The CNAME should not be there for the domain name.

—
Adrian




> On 30 Nov 2022, at 07:15, Tijmen de Mes <tij...@ag-projects.com> wrote:
> 
> Hi,
> 
> I looked at it a bit more and the fact that a CNAME is returned could happen.
> 
> However in my Blink I can’t reproduce this fault, I used the domain 
> guest1.voipgateway.org and I could register(?), if I made a call I got a 
> prompt.
> 
> This is how my logs look:
> 
>   1 2022-11-30 10:59:46.901093 [blink 4977]: DNS lookup NAPTR 
> guest1.voipgateway.org failed: DNS response contains no answer
>   2 2022-11-30 10:59:46.901540 [blink 4977]: DNS lookup SRV 
> _sips._tcp.guest1.voipgateway.org failed: DNS record does not exist
>   3 2022-11-30 10:59:46.901950 [blink 4977]: DNS lookup SRV 
> _sip._tcp.guest1.voipgateway.org failed: DNS record does not exist
>   4 2022-11-30 10:59:46.902359 [blink 4977]: DNS lookup SRV 
> _sip._udp.guest1.voipgateway.org failed: DNS record does not exist
>   5 2022-11-30 10:59:46.902618 [blink 4977]: DNS lookup A 
> guest1.voipgateway.org succeeded, ttl=2675: 212.117.203.57
> 
> I don’t have the flatpack so I can’t tell you if something is wrong in there. 
> The lookups are handled by python3-sipsimple.
> 
> Best regards,
> 
> Timen de Mes
> —
> AG Projects
> 
>> Op 30 nov. 2022, om 10:35 heeft Tijmen de Mes <tij...@ag-projects.com> het 
>> volgende geschreven:
>> 
>> Hi,
>> 
>> The fact that you see the timeouts could be a bug.
>> 
>> The problem is that a NAPTR does exist and is a CNAME? I’ve never seen this 
>> and I am not sure this is even valid in DNS.
>> 
>> AFAIK a NAPTR in this case should return something like:
>> 
>> 20 100 "s" "SIP+D2U" "" _sip._udp.sip2sip.info.
>> 10 100 "s" "SIP+D2T" "" _sip._tcp.sip2sip.info.
>> 25 100 "s" "SIPS+D2T" "" _sips._tcp.sip2sip.info.
>> 
>> After this a SRV lookup would be done.
>> 
>> Are you able to register your account?
>> 
>> 
>> Best regards,
>> 
>> Tijmen de Mes
>> —
>> AG Projects
>> 
>>> Op 29 nov. 2022, om 17:44 heeft g4-l...@tonarchiv.ch het volgende 
>>> geschreven:
>>> 
>>> Hi there
>>> 
>>> A few days ago I updated my OS to Pop! OS / Ubuntu 22.04 LTS with the Blink 
>>> flatpack V5.5.0
>>> 
>>> A few times it worked flawlessly, but most of the time, starting a call 
>>> lags a lot and it simply fails with a beep after a few minutes without any 
>>> further message.
>>> 
>>> The logs shows issues with DNS:
>>> 
>>> 2022-11-29 15:22:37.533993 [blink 2]: DNS lookup NAPTR 
>>> guest1.voipgateway.org failed: no DNS response received, the query has 
>>> timed out
>>> 2022-11-29 15:22:37.534465 [blink 2]: DNS lookup SRV 
>>> _sip._udp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:22:37.534699 [blink 2]: DNS lookup SRV 
>>> _sip._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:22:37.534909 [blink 2]: DNS lookup SRV 
>>> _sips._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:22:37.535100 [blink 2]: DNS lookup A guest1.voipgateway.org 
>>> failed: no DNS response received, the query has timed out
>>> 2022-11-29 15:22:37.637499 [blink 2]: DNS lookup TXT 
>>> xcap.guest1.voipgateway.org failed: DNS record does not exist
>>> 2022-11-29 15:23:08.049049 [blink 2]: DNS lookup NAPTR 
>>> guest1.voipgateway.org failed: no DNS response received, the query has 
>>> timed out
>>> 2022-11-29 15:23:08.049976 [blink 2]: DNS lookup SRV 
>>> _sips._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:08.050817 [blink 2]: DNS lookup SRV 
>>> _sip._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:08.051510 [blink 2]: DNS lookup SRV 
>>> _sip._udp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:08.052161 [blink 2]: DNS lookup A guest1.voipgateway.org 
>>> failed: no DNS response received, the query has timed out
>>> 2022-11-29 15:23:38.498519 [blink 2]: DNS lookup NAPTR 
>>> guest1.voipgateway.org failed: no DNS response received, the query has 
>>> timed out
>>> 2022-11-29 15:23:38.498998 [blink 2]: DNS lookup SRV 
>>> _sip._udp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:38.499612 [blink 2]: DNS lookup SRV 
>>> _sip._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:38.500547 [blink 2]: DNS lookup SRV 
>>> _sips._tcp.guest1.voipgateway.org failed: no DNS response received, the 
>>> query has timed out
>>> 2022-11-29 15:23:38.501826 [blink 2]: DNS lookup A guest1.voipgateway.org 
>>> failed: no DNS response received, the query has timed out
>>> 2022-11-29 15:24:08.946267 [blink 2]: DNS lookup NAPTR 
>>> guest1.voipgateway.org failed: no DNS response received, the query has 
>>> timed out
>>> 
>>> and so on.
>>> 
>>> But in reality there are no DNS timeouts. IMHO the issue is that Blink 
>>> doesn't handle the DNS answers right and then somehow deadlocks on the 
>>> first NATPR request.
>>> 
>>> I did some sniffing on port 53 and there are no DNS requests for SRV:
>>> 
>>> 192.168.178.23        192.168.178.1         DNS      82 Standard query 
>>> 0x1eab NAPTR guest1.voipgateway.org
>>> 192.168.178.1         192.168.178.23        DNS      162 Standard query 
>>> response 0x1eab NAPTR guest1.voipgateway.org CNAME ws1.voipgateway.org SOA 
>>> ns1.backbone.ch
>>> 192.168.178.23        192.168.178.1         DNS      79 Standard query 
>>> 0x3a0b NAPTR ws1.voipgateway.org
>>> 192.168.178.1         192.168.178.23        DNS      141 Standard query 
>>> response 0x3a0b NAPTR ws1.voipgateway.org SOA ns1.backbone.ch
>>> [ ..nothing concerning VOIP...]
>>> 192.168.178.23        192.168.178.1         DNS      82 Standard query 
>>> 0xb5c0 NAPTR guest1.voipgateway.org
>>> 192.168.178.1         192.168.178.23        DNS      162 Standard query 
>>> response 0xb5c0 NAPTR guest1.voipgateway.org CNAME ws1.voipgateway.org SOA 
>>> ns1.backbone.ch
>>> 192.168.178.23        192.168.178.1         DNS      79 Standard query 
>>> 0x5cba NAPTR ws1.voipgateway.org
>>> 192.168.178.1         192.168.178.23        DNS      141 Standard query 
>>> response 0x5cba NAPTR ws1.voipgateway.org SOA ns1.backbone.ch
>>> [ ..nothing concerning VOIP...]
>>> 192.168.178.23        192.168.178.1         DNS      82 Standard query 
>>> 0x63b5 NAPTR guest1.voipgateway.org
>>> 192.168.178.1         192.168.178.23        DNS      162 Standard query 
>>> response 0x63b5 NAPTR guest1.voipgateway.org CNAME ws1.voipgateway.org SOA 
>>> ns1.backbone.ch
>>> 192.168.178.23        192.168.178.1         DNS      79 Standard query 
>>> 0x6dce NAPTR ws1.voipgateway.org
>>> 
>>> The queries timeout occurs because Blink does not issue the requests. IMHO 
>>> Blink does not handle the SOA replies and somehow deadlocks, so other 
>>> requests are never sent.
>>> 
>>> Instead it should simply return: NAPTR record does not exist. Go on...
>>> 
>>> Cheers
>>> Till
>>> 
>>> _______________________________________________
>>> Blink mailing list
>>> Blink@lists.ag-projects.com
>>> https://lists.ag-projects.com/mailman/listinfo/blink
>> 
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